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1.6.1 4. Food turns dark (not spoiled)




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This article is from the Food Preserving FAQ, by Eric Decker ericnospam@getcomputing.com with numerous contributions by others.

1.6.1 4. Food turns dark (not spoiled)

a. Insufficient processing time.
b. Processing temperature too low (water not at a full boil at beginning
of processing or drops below full boil during processing).
c. Water not 2" over jar lids.
d. Packing foods raw that should be precooked (pears).
e. Liquid loss during processing causing fruit at the top to be out of the
liquid.
f. Lack of appropriate pretreatment for light-colored foods.

 

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